Hearth and Home Technologies RH-36 Series Finishing Material, In. Micore or equivilent insulation

D. Finishing Material

Refer to Sections 11.A. and Sections 11.B. for combus- tible/noncombustible materials. Refer to Figure 11.7 for noncombustible zone.

WARNING! Risk of Fire! You must maintain clearances.

•Use only non-combustible framing material below standoffs.

•Sheetrock, wood or other combustibles must NOT be used as sheathing or facing in the noncombustible zone.

•DO NOT cover metal fireplace front with combustible materials.

•Install combustible materials only to specified clearances on top front and side edges.

•Complete framing and apply facing material (drywall) over framing.

•A bead of 300-deg F minimum non-combustible sealant must be used to close off any gaps at the top and sides between the fireplace and facing to prevent cold air leaks.

•Large gaps can be bridged with fiberglass rope gasket.

•Only non-combustible materials may be used to cover the metal fireplace front.

These surfaces may be covered with non-combustible material.

Non-combustible sealant.

Figure 11.7 Noncombustible Facing

Finished combustible wall	Flat 2 x 4 stud wall
Combustible material	2 x 4 header, flush with
	front of stand-offs

Non-combustible decorative facing (up to full brick depth)

Continuous,

non-combustible sealantHearth Refractory

Tile, stone or other non-combustible material

1/2 in. Micore or equivilent insulation

Metal strips are placed 2 in. (51 mm) under the front of the fireplace and must extend beyond the front and sides of fireplace opening by 2 in. (51 mm)

Floor constructed of wood or other combustible material

Figure 11.8 Decorative Facing

Heat & Glo • RH-36/RH-42 • 4044-153 • Rev W • 11/08 41